Home / 85,582.50-118,094.79-47,335.96

Finding the Fourth Proportional to 85,582.50, 118,094.79 and 47,335.96

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Solution

The fourth proportional to 85,582.50, 118,094.79 and 47,335.96 is: 65,318.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,582.50 : 118,094.79 = 47,335.96 : x
  2. Step 2: Convert to fraction form
    85,582.50/118,094.79 = 47,335.96/x
  3. Step 3: Cross multiply
    85,582.50x = 118,094.79 × 47,335.96
  4. Step 4: Simplify right side
    85,582.50x = 5,590,130,255.65
  5. Step 5: Solve for x
    x = 5,590,130,255.65/85,582.50
  6. Step 6: Final answer
    x = 65,318.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.